00001 /* -*- mode: C++; c-basic-offset: 2; indent-tabs-mode: nil -*- */ 00002 /* 00003 * Main authors: 00004 * Christian Schulte <schulte@gecode.org> 00005 * 00006 * Copyright: 00007 * Christian Schulte, 2006 00008 * 00009 * Last modified: 00010 * $Date: 2010-02-02 14:05:18 +0100 (Tue, 02 Feb 2010) $ by $Author: schulte $ 00011 * $Revision: 10259 $ 00012 * 00013 * This file is part of Gecode, the generic constraint 00014 * development environment: 00015 * http://www.gecode.org 00016 * 00017 * Permission is hereby granted, free of charge, to any person obtaining 00018 * a copy of this software and associated documentation files (the 00019 * "Software"), to deal in the Software without restriction, including 00020 * without limitation the rights to use, copy, modify, merge, publish, 00021 * distribute, sublicense, and/or sell copies of the Software, and to 00022 * permit persons to whom the Software is furnished to do so, subject to 00023 * the following conditions: 00024 * 00025 * The above copyright notice and this permission notice shall be 00026 * included in all copies or substantial portions of the Software. 00027 * 00028 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, 00029 * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF 00030 * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND 00031 * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE 00032 * LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION 00033 * OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION 00034 * WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. 00035 * 00036 */ 00037 00038 namespace Gecode { namespace Int { namespace Channel { 00039 00040 template<class Info, PropCond pc> 00041 forceinline 00042 Base<Info,pc>::Base(Home home, int n0, Info* xy0) 00043 : Propagator(home), n(n0), n_na(2*n), xy(xy0) { 00044 for (int i=2*n; i--; ) 00045 xy[i].view.subscribe(home,*this,pc); 00046 } 00047 00048 template<class Info, PropCond pc> 00049 forceinline 00050 Base<Info,pc>::Base(Space& home, bool share, Base<Info,pc>& p) 00051 : Propagator(home,share,p), n(p.n), n_na(p.n_na), 00052 xy(home.alloc<Info>(2*n)) { 00053 for (int i=2*n; i--; ) 00054 xy[i].update(home,share,p.xy[i]); 00055 } 00056 00057 template<class Info, PropCond pc> 00058 PropCost 00059 Base<Info,pc>::cost(const Space&, const ModEventDelta&) const { 00060 return PropCost::quadratic(PropCost::LO, 2*n); 00061 } 00062 00063 template<class Info, PropCond pc> 00064 forceinline size_t 00065 Base<Info,pc>::dispose(Space& home) { 00066 for (int i=2*n; i--; ) 00067 xy[i].view.cancel(home,*this,pc); 00068 (void) Propagator::dispose(home); 00069 return sizeof(*this); 00070 } 00071 00072 }}} 00073 00074 // STATISTICS: int-prop 00075